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Watts Anti-Siphon Pressure Vacuum Breaker: 1 LF800M4-QT-FZ, FNPT x FNPT, For Water Media - Lead-Free Pressure Vacuum Breakers
WattsLead-Free Pressure Vacuum Breakers

Watts Anti-Siphon Pressure Vacuum Breaker: 1 LF800M4-QT-FZ, FNPT x FNPT, For Water Media

The WATTS Anti-Siphon Pressure Vacuum Breaker, model 1 LF800M4-QT-FZ, is a lead-free pressure vacuum breaker designed for water media. It features FNPT x FNPT connections and is constructed from bronze. This device…

SKU 3G-OTH-446155

Brand
Watts
Item
Anti-Siphon Pressure Vacuum Breaker: 1 LF800M4-QT-FZ, FNPT x FNPT, For Water Media
Category
Lead-Free Pressure Vacuum Breakers
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Technical Specifications

Watts
Manufacturer Part Number
1 LF800M4-QT-FZ
Type
FNPT x FNPT, For Water Media, Bronze
Connection Type
FNPT x FNPT
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Watts Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WATTS Anti-Siphon Pressure Vacuum Breaker, model 1 LF800M4-QT-FZ, is a lead-free pressure vacuum breaker designed for water media. It features FNPT x FNPT connections and is constructed from bronze. This device is manufactured by WATTS.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the WATTS 1 LF800M4-QT-FZ pressure vacuum breaker used for?

The WATTS 1 LF800M4-QT-FZ is a lead-free anti-siphon pressure vacuum breaker used in water systems to prevent backflow contamination. It is typically installed on irrigation or commercial water lines to protect potable water supplies from pollutants.

What are the specifications of the WATTS 1 LF800M4-QT-FZ?

The WATTS 1 LF800M4-QT-FZ is a lead-free pressure vacuum breaker with FNPT x FNPT connections. It is constructed from bronze and designed for water media. The manufacturer part number is 1 LF800M4-QT-FZ, and it is made by WATTS.

Where to buy the WATTS 1 LF800M4-QT-FZ worldwide?

You can source the WATTS 1 LF800M4-QT-FZ through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time.

How to install a WATTS pressure vacuum breaker?

Install the WATTS pressure vacuum breaker vertically at least 12 inches above the highest downstream outlet. Ensure the FNPT connections are sealed with thread tape and tightened securely. Test for leaks after installation. Always follow local plumbing codes and the manufacturer's instructions.

Used in

Common applications for Watts
Industrial burner gas safety systems — Watts HF2000 filters with GF-series seal kits maintain clean, regulated gas supply to burner pilot and main flame controls
Commercial heating and boiler installations — Modular filter assemblies support preventive maintenance and component replacement without full system shutdown
Process gas delivery pipelines — DN25 through DN125 filter bodies accommodate varying flow rates and inlet pressures across manufacturing and chemical processes
Gas pressure regulation benches — Multi-stage Watts filter platforms integrate with pressure reducers and safety shutoff valves in test and calibration environments
Equipment retrofit and upgrade projects — Available connection sizes and seal kits enable adaptation of newer Watts components into legacy gas control systems
Planned maintenance and spare-parts inventory — Filter seal kits allow facilities to stock consumables in advance, reducing downtime during scheduled gas system servicing

Watts Products

3G Electric supplies Watts lead-free pressure vacuum breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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